TECHTOP TD350 Product Manual page 327

TD350 Series VFD
The following figure shows the external wiring of the extension card used in combination with a
differential encoder.
Forward
running
Forward
jogging
Fault reset
pulse A
pulse B
A.7.5 24 V multi-function incremental PG card (EC-PG505-24)
The terminals are arranged as follows:
PE AO
GND PGND
Indicator definition
Indicator No.
LED1
R
S
T
S1
S2
S3
S4
HDIA
HDIB
COM
PW
+24V
PE
AO+
AO-
BO+
BO-
ZO+
ZO-
BO A1+
ZO A1-
Definition
On: The extension card is establishing a connection with
State indicator
the control board.
U
V
W
SW1
PWR
5V 12V
PGND
A1+
A1-
B1+
B1-
Z1+
Z1-
A2+
A2-
B2+
B2-
Z2+
Z2-
B1+ Z1+ A2+
B1- Z1- A2-
-322-
U
V
M3~
W
CNC
PLC
Upper computer
B2+ Z2+
B2- Z2-
Function
Extension cards
PG
PWR
PGND